64 11 820 Replacing SERVODRIVE For Fresh Air Flaps (Automatic A/C Basic)
WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.
Replace servodrive for fresh air flaps. See 64 11 821 REPLACING SERVODRIVE FOR FRESH AIR FLAPS (AUTOMATIC A/C HIGH) .